Tripod Head With Segmented Ball Joint For Expanded Pan Tilt Motion

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Solution Overview

Problem

Existing tripod head designs with ball joints lack true pan and tilt adjustment capabilities, limiting the range of motion and camera position options, making them inadequate for versatile photography needs.

Innovation Solution

A tripod head with a cylindrical body, rotatable base, and a ball joint that includes a stem and camera mount, featuring a positional feature with pan and tilt surfaces allowing for expanded horizontal and vertical motion, and a hollow ball joint for reduced weight.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a ball joint is used in a tripod head, then the camera can be held steady and basic positioning is achieved, but the range of motion is limited and true pan/tilt adjustment capabilities are lacking

Engineering Contradiction:
Improverange of motionVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The tripod head is segmented into distinct functional components: a ball joint mechanism for basic positioning, a separate pan mechanism with pan surfaces for horizontal rotation, and a tilt mechanism with tilt surfaces for vertical adjustment. This segmentation allows each component to perform its specific function independently, achieving true pan and tilt capabilities while maintaining manageable structural complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention adds rotational dimensions to the traditional ball joint design by incorporating pan surfaces that enable horizontal rotation and tilt surfaces that enable vertical adjustment. This transforms the single-degree-of-freedom ball joint into a multi-degree-of-freedom system, expanding the range of motion from basic positioning to comprehensive camera orientation control in multiple dimensions.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If a traditional ball joint design is used, then the structure is simple, but the actual range of motion is very limited and camera position options are restricted

Engineering Contradiction:
Improvecamera position optionsVSAvoidadjustment capability
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The tripod head employs dynamic adjustment mechanisms where the pan mechanism allows continuous horizontal rotation and the tilt mechanism allows continuous vertical adjustment. These dynamic components work in conjunction with the ball joint to provide smooth, multi-directional camera positioning, significantly increasing camera position options while maintaining ease of operation through intuitive mechanical controls.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention introduces intermediary mechanisms between the ball joint and the camera mount, specifically the pan mechanism with pan surfaces and the tilt mechanism with tilt surfaces. These intermediaries translate the basic ball joint movement into comprehensive pan and tilt adjustments, enhancing camera position options while preserving operational simplicity through progressive motion transmission.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10422469B2Tripod head
Publication Date: 2019.09.24 NEW IDEAS MFG LLC
  • US10422469B2 patent drawing
  • US10422469B2 patent drawing
  • US10422469B2 patent drawing

AI summary

An improved tripod head including a cylindrical body having a cavity and a ball joint rotationally positioned into the cavity. A stem is attached to the ball joint, the stem having an attached camera mount configured to accept and hold a camera steady during operation. A positional feature provided on a front portion of the cylindrical body, the positional feature providing to a larger range of motion when the stem is in a horizontal position compared to the prior art. The stem in a horizontal position corresponds to portrait mode photography.